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      Question

      Complete the Java method to extract a substring from

      text starting at startIndex and having length characters. public class StringUtil {     public String extractSubstring(String text, int startIndex, int length) {         _________ // Line to complete     } }
      A return text.substring(startIndex, length); Correct Answer Incorrect Answer
      B return text.substring(startIndex, startIndex + length); Correct Answer Incorrect Answer
      C return text.substring(startIndex); Correct Answer Incorrect Answer
      D return text.subSequence(startIndex, startIndex + length); Correct Answer Incorrect Answer
      E return text.getSubstring(startIndex, length); Correct Answer Incorrect Answer

      Solution

      The correct answer is B

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